FIELD: lighting.
SUBSTANCE: lighting unit (10) is proposed with a multitude of lighting segments (30a, 30b, 30c) located on a strip (40) with a spacing from each other, each of which is connected to power supply terminal (20). Lighting unit (10) comprises a central control unit (72). To produce a lighting unit with flexible electrical configuration, each lighting segment (30a, 30b, 30c) comprises at least one LED element and at least one drive circuit 36 comprising a controllable high-interruption-capacity element to control the current flowing through the LED element. Each lighting segment (30a, 30b, 30c) has a central connecting point (70) designed to deliver a central control signal from the control signal central circuit (72) to control the said current through the LED element. Thus, each lighting element (30a, 30b, 30c) has a control signal output terminal (73) configured to directly transmit central control signal to the next lighting element.
EFFECT: increased lighting efficiency and increased service life.
13 cl, 11 dwg
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Authors
Dates
2017-04-11—Published
2012-02-01—Filed